|
|
|
|
|
Zhen Liu, Xinfu He, Jin Fan and Cuiying Zhou
Red-bed soft rock easily softens and disintegrates when it comes into contact with water, which is the main factor restricting the application of soft rock as an engineering filler. Therefore, research on the influence of seawater on soft rock softening ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jinsheng Jia, Lianying Ding, Yangfeng Wu, Chun Zhao and Lei Zhao
In order to safely and efficiently use soft rock aggregate cemented dams in red bed regions and promote the development of widely sourced cemented sand and gravel dam materials, the Jinjigou project in China applied soft rock for the first time in the co...
ver más
|
|
|
|
|
|
|
|
|
|
|
Agustawijaya D.S.
Pág. 75 - 81
A new modified strength criterion for soft rock masses is proposed in this paper in order to provide a suitable estimation for soft rock mass strength. The new criterion is based upon the current compression test data of soft materials of over 150 sample...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jiancong Xu, Chen Sun and Guorong Rui
How to evaluate the reliability of deep soft rock tunnels under high stress is a very important problem to be solved. In this paper, we proposed a practical stochastic reliability method based on the third-generation non-dominated sorting genetic algorit...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yizhe Wu, Huanling Wang and Xinyan Guo
In constructing hydraulic tunnels, construction disturbances and complex geological conditions can induce variations in the surrounding rock parameters. To navigate the complex non-linear interplay between rock material parameters and tunnel displacement...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jie Liu, Bin Wang, Yansong Wang, Lei Shi, Xiaokang Xie and Jun Lan
Yielding- and relief-pressure support technology of a lining filled with granular material is proposed. This technology will guide the design and construction of tunnel projects? supporting structures in the future.
|
|
|
|
|
|
|
|
|
|
|
Bowen Wu, Jucai Chang, Chuanming Li, Tuo Wang, Wenbao Shi and Xiangyu Wang
Soft broken surrounding rock exhibits obvious rheological properties and time-dependent weakening effects under the action of deep high-ground stress, leading to the increasingly prominent problem of sustained large deformation in deep roadways. In this ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xianghui Deng, Junxin Shi, Xiaolin Li, Rui Wang, Jinzeng Zhang and Xin Yang
Given the complexity and diversity of rock formations, existing constitutive models struggle to accurately portray their mechanical properties, leading to substantial discrepancies between numerical simulation outcomes and reality. This inadequacy fails ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yucang Dong, Hai Zhang, Zhengguo Zhu and Yongquan Zhu
The accurate prediction and evaluation of stress and displacement fields of surrounding rock is the fundamental premise for the deformation control of soft rock tunnels under high geo-stress condition. However, due to the complicated mechanical character...
ver más
|
|
|
|
|
|
|
|
|
|
|
Maria Lia Napoli, Lorenzo Milan, Monica Barbero and Claudio Scavia
Mélanges are heterogeneous geological deposits and represent the most widespread bimrock (block-in-matrix) formations. This paper presents the efforts undertaken to characterise an Italian mélange composed of a clayey-marly matrix enclosing strong calcar...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lujun Ding, Yuhong Liu
Pág. 486 - 491
|
|
|
|
|
|
|
|
|
|
|
Duohua Wu, Zhiwen Li, Juli Li, Bo Peng and Hui Shen
To reduce the failure probability of rigid supporting structures caused by large deformation of deeply buried high-stress soft rock roadways, the mechanical properties and failure features of basalt fiber-rubber granular concrete (BFRGC) are investigated...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andrea Spagnoli
This Special Issue covers the broad topic of structural integrity of non-metallic materials, and it is concerned with the modelling, assessment and reliability of structural elements of any scale. In particular, the articles being contained in this issue...
ver más
|
|
|
|
|
|
|
|
|
|
|
|
Monia Calista, Francesco Mascioli, Valeria Menna, Enrico Miccadei and Tommaso Piacentini
Geomorphological evolution, erosion and retreat processes that affect the rocky coasts of the mid-western Adriatic Sea (Abruzzo, Central Italy) are the subject of this research. This coastal sector, one of the few examples of clastic soft rock coasts in ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhen Liu, Xinfu He and Cuiying Zhou
As a typical representative of red beds, the softening and disintegration of red sandstone when it encounters water is an important cause of initiated engineering disasters. However, research on the softening of this kind of rock has mainly focused on th...
ver más
|
|
|
|
|
|
|
|
|
|
|
D. S. Agustawijaya
Pág. pp. 9 - 14
Soft rock is a term that usually refers to a rock material with a uniaxial compressive strength (UCS) less than 20 MPa. This low strength range might be influenced by physical characteristics, such as size, saturation, weathering and mineral content. A n...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ning Sun, Xiaokai Li, Shanggao Li, Dake Hu, Mengjiao Hu, Faming Zhang, Yiyan Zhong, Menglong Dong and Zinan Li
The surrounding rock stability of large underground caverns in a pumped storage power station is one of the most crucial problems in hydropower project design and construction. In the construction of hydropower projects in Southwest China, many undergrou...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wadslin Frenelus, Hui Peng and Jingyu Zhang
The stability of deep soft rock tunnels under seepage conditions is of particular concern. Aiming at thoroughly discussing seepage actions and their consequences on the support schemes of such structures, the host rocks of the Weilai Tunnel situated in t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Guohong Chen, Peng Cai, Jiewei Zhan, Yueqiao Yang, Zhaowei Yao and Zhaoyue Yu
Since the beginning of spring 2022, successive landslides have occurred in the eastern pit slope of the Wolong Coal Mine in Qipanjing Town, Otog Banner, Inner Mongolia, which has adversely affected the mine?s production safety. This study aims to reveal ...
ver más
|
|
|
|
|
|